Date: Sun, 5 Apr 2020 00:33:44 +0300 From: Yuri Pankov <ypankov@fastmail.com> To: lev@FreeBSD.org, FreeBSD-Current <freebsd-current@freebsd.org>, kaktus@FreeBSD.org Subject: =?UTF-8?Q?Re=3a_CURRENT_crashes_if_loader=2econf_contains_=c2=abnet?= =?UTF-8?B?Lmlzci5kaXNwYXRjaD0iZGlyZWN0IsK7?= Message-ID: <5a2df17c-f2cf-e0b0-a321-676f5bc8e3da@fastmail.com> In-Reply-To: <615764646.20200404231746@serebryakov.spb.ru> References: <615764646.20200404231746@serebryakov.spb.ru>
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Lev Serebryakov wrote: > Hello FreeBSD-Current, > > CURRENT (and64, r359632) crashes very early on boot if > `/boot/loader.conf` contains this line: > > net.isr.dispatch="direct" > > Stacktrace (manually transcribed from photo of screen, as it is very early > stage of boot, so no crashdump possible): > > .... > calltrap() > --- trap 0xc > malloc() > sysctl_handle_string() > sysctl_netisr_dispatch_policy() > sysctl_root_handler_locked() > sysctl_register_oid() > sysctl_regioster_all() > mi_startup() > btext() > > It is 100% reproducable for me, with GENERIC kernel. > > Sorry, it is very hard to bisect across clang10 import commit :-( > > But I suspect, it is very long-standing problem, at least 3 or 4 months. It's likely r357614, reverting that commit helps.
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